2026年优佳学案（云南）七年级英语下册人教版第17页答案
情境应用
1. To live a green life, we should remember to
the lights when we leave a room.
A. turn on
B. turn off
C. turn up
D. turn down
2. I can't hear the radio(收音机)clearly. Could you
, please? (把音量调高)

答案

1. B
2. turn it up
Ⅰ. 根据句意，用括号中所给词的适当形式填空
1. Thank you for
me with my English. (help)
2. It is nice
an ice cream in summer. (have)
3. She must not
her bag into the supermarket. (bring)
4. I open the
and put my bag in it. (lock)
5. No matter(无论)what you do, you have
the rules. (follow)

答案

1. helping 2. to have 3. bring 4. locker 5. to follow

解析

1. "Thank you for doing sth."为固定搭配，for后接动词-ing形式，help的-ing形式为helping。
2. "It is + adj. + to do sth."为固定句型，it作形式主语，真正主语为动词不定式，故填to have。
3. must为情态动词，后接动词原形，故填bring。
4. 定冠词the后接名词，lock的名词形式为locker（储物柜），符合语境。
5. have to do sth.为固定搭配，意为“不得不做某事”，故填to follow。
Ⅱ. 将下列句子中汉语部分译成英语，注意使用适当的形式
1. You must
the tap when you do not use water. (关掉)
2.
, there are other ways of doing this. (当然)
3. Last night they stayed
and watched TV. (在家)
4. My Chinese teacher loves to tell jokes
. (在课堂上)
5. Sorry, I have to
. (接个电话)

答案

1. turn off 2. Of course 3. at home 4. in class 5. answer the phone

解析

1. "关掉"对应短语"turn off"，must后接动词原形。
2. "当然"对应短语"Of course"，位于句首首字母大写。
3. "在家"对应短语"at home"，为固定搭配。
4. "在课堂上"对应短语"in class"，为固定搭配。
5. "接个电话"对应短语"answer the phone"，have to后接动词原形。